N-Succinimidyl 4-Azidotetrafluorobenzoate (ATFB SE, ATFB-OSu) is a photo-activatable linker used as a versatile labeling agent for investigating biological receptors.

Bifunctional triethylene glycol with terminal carboxyl and azido groups.

Azide derivative of water-soluble yellow-fluorescent dye ATT 550 for labeling alkyne-containing biomolecules and fluorescent visualization of biological objects.

Derivative of АТТ 550 fluorophore with non-activated free carboxylic acid group.

ATT 550 succinimidyl ester for labeling various amine-containing molecules in the aqueous phase.

Azide derivative of water-soluble orange-fluorescent dye ATT 565 for labeling alkyne-containing biomolecules and fluorescent visualization of biological objects. Pure 6-isomer.

Azide derivative of water-soluble red fluorescent dye ATT 594 for labeling alkyne-containing biomolecules and fluorescent visualization of biological objects.

Derivative of water-soluble red-fluorescent dye АТТ 594 with non-activated free carboxylic acid group.

Azide derivative of water-soluble far-red fluorescent dye ATT 633 for labeling alkyne-containing biomolecules and fluorescent visualization of biological objects.

Far-red fluorescent ATT 647N dye derivative functionalized with an azide group for copper-catalyzed or copper-free click chemistry with alkyne-bearing biomolecules.